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author | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:04:06 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2008-12-17 18:04:06 -0800 |
commit | b7f2b4d529ee03ee0e4172cc06e7cd973bd9bef5 (patch) | |
tree | bbb428d958c5d908c53239a56a30f72a519b8471 /src/system.h | |
download | bison-b7f2b4d529ee03ee0e4172cc06e7cd973bd9bef5.tar.gz |
Code drop from //branches/cupcake/...@124589nougat-mr1-arc
Diffstat (limited to 'src/system.h')
-rw-r--r-- | src/system.h | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/src/system.h b/src/system.h new file mode 100644 index 00000000..63157904 --- /dev/null +++ b/src/system.h @@ -0,0 +1,231 @@ +/* System-dependent definitions for Bison. + + Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free + Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#ifndef BISON_SYSTEM_H +#define BISON_SYSTEM_H + +/* flex 2.5.31 gratutiously defines macros like INT8_MIN. But this + runs afoul of pre-C99 compilers that have <inttypes.h> or + <stdint.h>, which are included below if available. It also runs + afoul of pre-C99 compilers that define these macros in <limits.h>. */ +#if ! defined __STDC_VERSION__ || __STDC_VERSION__ < 199901 +# undef INT8_MIN +# undef INT16_MIN +# undef INT32_MIN +# undef INT8_MAX +# undef INT16_MAX +# undef UINT8_MAX +# undef INT32_MAX +# undef UINT16_MAX +# undef UINT32_MAX +#endif + +#include <limits.h> +#include <stddef.h> +#include <stdlib.h> +#include <string.h> + +#include "unlocked-io.h" + +#if HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#if HAVE_UNISTD_H +# include <unistd.h> +#endif + +#if HAVE_INTTYPES_H +# include <inttypes.h> +#endif +#if HAVE_STDINT_H +# include <stdint.h> +#endif + +#if ! HAVE_UINTPTR_T +/* This isn't perfect, but it's good enough for Bison, which needs + only to hash pointers. */ +typedef size_t uintptr_t; +#endif + +#include <verify.h> +#include <xalloc.h> + + +/*---------------------. +| Missing prototypes. | +`---------------------*/ + +#include <stpcpy.h> + +/* From lib/basename.c. */ +char *base_name (char const *name); + + +/*-----------------. +| GCC extensions. | +`-----------------*/ + +/* Use this to suppress gcc's `...may be used before initialized' + warnings. */ +#ifdef lint +# define IF_LINT(Code) Code +#else +# define IF_LINT(Code) /* empty */ +#endif + +#ifndef __attribute__ +/* This feature is available in gcc versions 2.5 and later. */ +# if (! defined __GNUC__ || __GNUC__ < 2 \ + || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__) +# define __attribute__(Spec) /* empty */ +# endif +#endif + +/* The __-protected variants of `format' and `printf' attributes + are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ +#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) +# define __format__ format +# define __printf__ printf +#endif + +#ifndef ATTRIBUTE_NORETURN +# define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) +#endif + +#ifndef ATTRIBUTE_UNUSED +# define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) +#endif + +/*------. +| NLS. | +`------*/ + +#include <locale.h> + +#include <gettext.h> +#define _(Msgid) gettext (Msgid) +#define N_(Msgid) (Msgid) + + +/*-------------------------------. +| Fix broken compilation flags. | +`-------------------------------*/ + +#ifndef LOCALEDIR +# define LOCALEDIR "/usr/local/share/locale" +#endif + + +/*-----------. +| Booleans. | +`-----------*/ + +#include <stdbool.h> + + +/*-----------. +| Obstacks. | +`-----------*/ + +#define obstack_chunk_alloc xmalloc +#define obstack_chunk_free free +#include <obstack.h> + +#define obstack_sgrow(Obs, Str) \ + obstack_grow (Obs, Str, strlen (Str)) + +#define obstack_fgrow1(Obs, Format, Arg1) \ +do { \ + char buf[4096]; \ + sprintf (buf, Format, Arg1); \ + obstack_grow (Obs, buf, strlen (buf)); \ +} while (0) + +#define obstack_fgrow2(Obs, Format, Arg1, Arg2) \ +do { \ + char buf[4096]; \ + sprintf (buf, Format, Arg1, Arg2); \ + obstack_grow (Obs, buf, strlen (buf)); \ +} while (0) + +#define obstack_fgrow3(Obs, Format, Arg1, Arg2, Arg3) \ +do { \ + char buf[4096]; \ + sprintf (buf, Format, Arg1, Arg2, Arg3); \ + obstack_grow (Obs, buf, strlen (buf)); \ +} while (0) + +#define obstack_fgrow4(Obs, Format, Arg1, Arg2, Arg3, Arg4) \ +do { \ + char buf[4096]; \ + sprintf (buf, Format, Arg1, Arg2, Arg3, Arg4); \ + obstack_grow (Obs, buf, strlen (buf)); \ +} while (0) + + + +/*-----------------------------------------. +| Extensions to use for the output files. | +`-----------------------------------------*/ + +#ifndef OUTPUT_EXT +# define OUTPUT_EXT ".output" +#endif + +#ifndef TAB_EXT +# define TAB_EXT ".tab" +#endif + +#ifndef DEFAULT_TMPDIR +# define DEFAULT_TMPDIR "/tmp" +#endif + + + +/*---------------------. +| Free a linked list. | +`---------------------*/ + +#define LIST_FREE(Type, List) \ +do { \ + Type *_node, *_next; \ + for (_node = List; _node; _node = _next) \ + { \ + _next = _node->next; \ + free (_node); \ + } \ +} while (0) + + +/* Assertions. <assert.h>'s assertions are too heavyweight, and can + be disabled too easily, so implement it separately here. */ +#define assert(x) ((void) ((x) || (abort (), 0))) + + +/*---------------------------------------------. +| Debugging memory allocation (must be last). | +`---------------------------------------------*/ + +# if WITH_DMALLOC +# define DMALLOC_FUNC_CHECK +# include <dmalloc.h> +# endif /* WITH_DMALLOC */ + +#endif /* ! BISON_SYSTEM_H */ |